Home / 902,214.47-1,353,226.38-475,579.31

Finding the Fourth Proportional to 902,214.47, 1,353,226.38 and 475,579.31

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Solution

The fourth proportional to 902,214.47, 1,353,226.38 and 475,579.31 is: 713,318.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,214.47 : 1,353,226.38 = 475,579.31 : x
  2. Step 2: Convert to fraction form
    902,214.47/1,353,226.38 = 475,579.31/x
  3. Step 3: Cross multiply
    902,214.47x = 1,353,226.38 × 475,579.31
  4. Step 4: Simplify right side
    902,214.47x = 643,566,461,308.07
  5. Step 5: Solve for x
    x = 643,566,461,308.07/902,214.47
  6. Step 6: Final answer
    x = 713,318.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.